Home / 82,869.23-114,360.30-50,164.40

Finding the Fourth Proportional to 82,869.23, 114,360.30 and 50,164.40

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Solution

The fourth proportional to 82,869.23, 114,360.30 and 50,164.40 is: 69,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,869.23 : 114,360.30 = 50,164.40 : x
  2. Step 2: Convert to fraction form
    82,869.23/114,360.30 = 50,164.40/x
  3. Step 3: Cross multiply
    82,869.23x = 114,360.30 × 50,164.40
  4. Step 4: Simplify right side
    82,869.23x = 5,736,815,833.32
  5. Step 5: Solve for x
    x = 5,736,815,833.32/82,869.23
  6. Step 6: Final answer
    x = 69,227.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.